package ch10_10_3;
public abstract class GeometricObject{
	private String color="white";
	private boolean filled;
	private java.util.Date dateCreated;
	
	/** Construct a default geometric object */
	protected GeometricObject(){
		dateCreated = new java.util.Date();
	}
	
	/** Return color */
	public String getColor(){
		return color;
	}
	
	/** Set a new color */
	public void setColor(String color){
		this.color = color;
	}
	
	/** Return filled. Since filled is boolean,
	 * so, the get method name is isFilled	 */
	public boolean isFilled(){
		return filled;
	}
	
	/** Set a new filled */
	public void setFilled(boolean filled){
		this.filled = filled;
	}
	
	/** Get dateCreated */
	public java.util.Date getDateCreated(){
		return dateCreated;
	}
	
	/** Return a string representation of this object */
	public String toString(){
		return "created on "+dateCreated+"\ncolor: "+color+" and filled: "+filled;
	}
	
	/** Abstract method getArea */
	public abstract double getArea();
	
	/** Abstract method getPerimeter */
	public abstract double getPerimeter();
}